Teledyne 356WA instruction manual Removing the Humidifier Column, To Reinstall

Page 27

Trace Oxygen Analyzer

Maintenance & Troubleshooting 5

 

 

 

 

Figure 5-2. After cleaning, thoroughly rinse the column in distilled water before reinstalling.

NOTE: If electrolyte has severely etched the column, it should be replaced.

i)After the reservoir and column have been cleaned, refill the reservoir as outlined in Section 4.1: Filling the Reservoir.

Removing the Humidifier

Column:

1)Grasp the tube, and with a twisting motion, work it up into the top humidifier block until it clears the bottom block completely.

2)Angle the bottom of the tube towards you and twist it free of the top block.

3) The top and bottom O-rings will remain captive in their blocks.

To Reinstall:

1)Engage the top of the tube in the top block at an angle and twist up into the cavity of the top block unit the bottom of the tube clears the bottom block.

2) Swing the tube into line, and twist down into the bottom block until the tube seats.

NOTE: The flowmeter is similarly constructed and can be removed and reinstalled following the same procedure outlined above.

Refer to the Spare Parts List in the Appen- dix for replacement part numbers for the

Figure 5-2: Removing/Replacing the

Humidifier

Teledyne Analytical Instruments

5-5

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Contents Teledyne Analytical Instruments Trace Oxygen AnalyzerCopyright 1999 Teledyne Analytical Instruments Model 356WAOperational Theory Trace Oxygen Analyzer Table of Contents IntroductionInstallation Maintenance & TroubleshootingAppendix Method of Operation Trace Oxygen Analyzer IntroductionRequired Equipment Sample ConditioningRecorder /Meter Readout Humidifier SensorFlow System Flow System Schematic Operational Theory Trace Oxygen Analyzer Installation LocationElectrical Connections Typical System Layout Sample ConnectionsGND Gas Connections to Back of Analyzer Cell Packaging Trace Oxygen Analyzer OperationsFilling the Reservoir Detector CellTypical Model 306WA With 2 Alarm Option Cell Installation Cell Compartment Components Humidity Control Throttle ValveCalibrator Assembly Power Warm-Up and StabilizationCalibration Operations Flowmeter and Humidifier Cell Electrolyte LevelReservoir Electrolyte Replacement CellLead Electrode Cell Assembly Reservoir and Humidifier Column Screen AssemblyRemoving the Humidifier Column To ReinstallLeak Detection Procedure Leak DetectionCell Leak Trace Oxygen Analyzer Teledyne Analytical Instruments Symptom Cause What To Do What To Do Symptom CauseTrace Oxygen Analyzer Maintenance & Troubleshooting Trace Oxygen Analyzer Appendix Specifications QTY Description Spare Parts ListDrawing List Trace Oxygen Analyzer AppendixCalibration Considerations Calibration DataDegrees C = 5 F Degrees K = C + Pmm-Hg = 760 2.50 per 100 ft. of altitude Trace Oxygen Analyzer Appendix Ambient Temperature K Vapor Pressure of Water mm Hg Vapor Pressure of WaterFrom 288-308K